Abundance Information for Symphurus nigrescens
Main Ref.
Country Greece Ecosystem
Locality Strymonikos and Ierissos Gulfs (Aegean Sea) Depth
Introduced Year Intro.
Life Stage larvae mixed
Quantitative 0 Unit numbers/m^2
Semi Quantitative 0 Unit numbers/m^2
Qualitative absent
Year 1998 - 1998 Period 1975-2000
Date 01/05/98 - 31/05/98 Record Type field sample
Record Type field sample
Seasonal yes Method swept area
Remarks Area sampled are affected by freshwater input from the Rivers Srtymon and Rihios, which are main sources of nutrients and pollutants (domestic and agricultural) into the sea. Bongo net sampler, with standard 20 cm diameter bongo frame fitted with 250 um mesh nets, fitted with a flowmeter at the mouth of each net for the estimation of the water filtered was used. Tows were oblique, from within 5 m of the bottom to the surface for all stations, retreival speed was 10-20 m/min.
(e.g. 9948)
( e.g. cephalopods )
Entered by Casal, Christine Marie V.
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cfm script by eagbayani, 10.05.99, php script by rolavides, 2/4/2008 ,  last modified by cmilitante, 5:00 PM 12/15/2009